JPS6256489B2 - - Google Patents

Info

Publication number
JPS6256489B2
JPS6256489B2 JP54151174A JP15117479A JPS6256489B2 JP S6256489 B2 JPS6256489 B2 JP S6256489B2 JP 54151174 A JP54151174 A JP 54151174A JP 15117479 A JP15117479 A JP 15117479A JP S6256489 B2 JPS6256489 B2 JP S6256489B2
Authority
JP
Japan
Prior art keywords
optical fiber
hollow protection
tip
protection member
outer diameter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP54151174A
Other languages
English (en)
Other versions
JPS5674210A (en
Inventor
Yoshitaka Morimoto
Tomiji Shiga
Akio Atokawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP15117479A priority Critical patent/JPS5674210A/ja
Priority to US06/202,631 priority patent/US4422716A/en
Priority to CA000364895A priority patent/CA1154285A/en
Priority to EP80107286A priority patent/EP0029601B1/en
Priority to DE8080107286T priority patent/DE3071099D1/de
Publication of JPS5674210A publication Critical patent/JPS5674210A/ja
Publication of JPS6256489B2 publication Critical patent/JPS6256489B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3854—Ferrules characterised by materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3818—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type
    • G02B6/3821—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type with axial spring biasing or loading means
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3834—Means for centering or aligning the light guide within the ferrule
    • G02B6/3835—Means for centering or aligning the light guide within the ferrule using discs, bushings or the like
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
    • G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3887—Anchoring optical cables to connector housings, e.g. strain relief features
    • G02B6/3889—Anchoring optical cables to connector housings, e.g. strain relief features using encapsulation for protection, e.g. adhesive, molding or casting resin
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G02B6/3894—Screw-lock type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
    • G02B6/3861—Adhesive bonding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Description

【発明の詳細な説明】 本発明は光フアイバ素線とこの素線を保護し、
素線の軸方向の移動をさまたげないような中空保
護部材（以下チユーブ）を有する光フアイバコー
ドを用いた光フアイバコネクタに関する。
従来この種の光フアイバコードは、第１図およ
び第２図に示すように、光フアイバ素線１とこれ
を保護するチユーブ２とが固定されていないため
光フアイバ素線１がわずかな力で自由にチユーブ
２内を移動する。このため、このような光フアイ
バコードを用いてコネクタを組立てる場合、フア
イバ素線１をピンセツト６等で動かないようおさ
えつけねばならない。しかし光フアイバ素線１は
機械的強度が極めて小さいため、上述のようにお
さえつけた場合、フアイバ素線が折れたり傷つい
たりする。
本発明の目的は上述の欠点を除去した光フアイ
バコネクタを提供することにある。
次に本発明を図面を参照して詳細に説明する。
第３図は、本発明の一実施例を示す断面図であ
る。図において、光フアイバコードは、光フアイ
バ素線１、チユーブ２、耐張力部材３、外装被覆
部材４から構成されている。光フアイバ素線１よ
りやや大きな穴径とチユーブ２の外径とほぼ等し
い外径を有するガラスやエポキシからなる円筒部
材７を素線１に通し、チユーブ２の先端に配置す
る。次に、この円筒部材７と素線１とを固着剤８
にて固着する。このあと、このコードを端末部材
５に取付けてコネクタを構成する。このような構
成により前述の光フアイバコードを用いてコネク
タを組立る場合、フアイバ素線１がチユーブ２内
に引込まれることなく端末部材５内に挿入でき
る。
以上のように、本発明では素線をピンセツトま
たは指などで直接つかむ必要がないため折損事故
や損傷等が生じない。
なお、光フアイバ素線１とチユーブ２とからな
る心線を用いる場合には、第３図ｃに示す端末部
材５０が用いられる。
【図面の簡単な説明】
第１図および第２図は従来の光コネクタを説明
するための断面図および第３図ａ〜ｃは本発明の
一実施例を示す組立断面図である。 第１図〜第３図において、１……光フアイバ素
線、２……第１のチユーブ、３……耐張力部材、
４……外被チユーブ、５……端末部材、６……ピ
ンセツト、７……円筒部材、８……固着剤。

Claims (1)

  1. 【特許請求の範囲】 １ 光を導波する光フアイバ素線と、該素線の軸
    方向の移動をさまたげないように前記光フアイバ
    素線を被覆して保護する中空保護部材とからなる
    光フアイバ心線と、前記光フアイバ素線の外径よ
    りわずかに大きい内径と、前記中空保護部材の外
    径にほぼ等しい外径とを有し、前記中空保護部材
    の先端から露出した光フアイバ素線に固定された
    円筒部材と、前記光フアイバ素線の先端部が挿入
    される第１の穴と、前記円筒部材及び前記中空保
    護部材が嵌合する第２の穴とを有する端末部材
    と、前記光フアイバ素線先端部、前記円筒部材及
    び前記中空保護部材がそれぞれ前記端末部材の前
    記第１及び第２の穴に固定された光フアイバコネ
    クタ。 ２ 光を導波する光フアイバ素線と、該素線の軸
    方向の移動をさまたげないように前記光フアイバ
    素線を被覆して保護する中空保護部材とからなる
    光フアイバ心線と、該心線の外周を耐張力部材や
    外装被覆部材等で覆つた光フアイバコードと、前
    記光フアイバ素線の外径よりわずかに大きい内径
    と、前記中空保護部材の外径にほぼ等しい外径を
    有し、前記中空保護部材の先端から露出した光フ
    アイバ素線に固定された円筒部材と、前記光フア
    イバ素線の先端部が挿入される第１の穴と、前記
    円筒部材及び前記中空保護部材が嵌合する第２の
    穴と、前記耐張力部材及び前記外装被覆部材が嵌
    合する第３の穴とを有する端末部材と、前記光フ
    アイバ素線先端部、前記円筒部材及び前記中空保
    護部材、前記耐張力部材及び前記外装被覆部材が
    それぞれ前記端末部材の前記第１、第２及び第３
    の穴に固定された光フアイバコネクタ。
JP15117479A 1979-11-21 1979-11-21 Optical fiber connector Granted JPS5674210A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP15117479A JPS5674210A (en) 1979-11-21 1979-11-21 Optical fiber connector
US06/202,631 US4422716A (en) 1979-11-21 1980-10-31 Optical fiber connector
CA000364895A CA1154285A (en) 1979-11-21 1980-11-18 Optical fiber connector
EP80107286A EP0029601B1 (en) 1979-11-21 1980-11-21 Optical fiber cable termination assembly
DE8080107286T DE3071099D1 (en) 1979-11-21 1980-11-21 Optical fiber cable termination assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15117479A JPS5674210A (en) 1979-11-21 1979-11-21 Optical fiber connector

Publications (2)

Publication Number Publication Date
JPS5674210A JPS5674210A (en) 1981-06-19
JPS6256489B2 true JPS6256489B2 (ja) 1987-11-26

Family

ID=15512917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15117479A Granted JPS5674210A (en) 1979-11-21 1979-11-21 Optical fiber connector

Country Status (5)

Country Link
US (1) US4422716A (ja)
EP (1) EP0029601B1 (ja)
JP (1) JPS5674210A (ja)
CA (1) CA1154285A (ja)
DE (1) DE3071099D1 (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5891416A (ja) * 1981-11-27 1983-05-31 Dai Ichi Seiko Co Ltd 光コネクタ−
JPS6270805A (ja) * 1985-09-25 1987-04-01 Furukawa Electric Co Ltd:The 光・メタル複合ケ−ブル端末部
DE3539638C1 (de) * 1985-11-08 1987-05-07 Messerschmitt Boelkow Blohm Lichtleiter
JPS62258410A (ja) * 1986-05-02 1987-11-10 Nec Corp 光コネクタ用プラグハウジング
US4836637A (en) * 1986-05-21 1989-06-06 Poorman Thomas J Expanded-beam fiber-optic connector
US4852963A (en) * 1987-06-30 1989-08-01 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber biconic connector
US4812009A (en) * 1987-06-30 1989-03-14 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber connector
US5179608A (en) * 1990-09-28 1993-01-12 Adc Telecommunications, Inc. Connector for optical fiber
US5239604A (en) * 1991-01-31 1993-08-24 Adc Telecommunications, Inc. Optical fiber crimp
US5159655A (en) * 1991-01-31 1992-10-27 Adc Telecommunications, Inc. Optical fiber crimp
JP2500523Y2 (ja) * 1991-03-18 1996-06-05 日本碍子株式会社 光学用フェル―ル
US5214732A (en) * 1992-01-02 1993-05-25 Adc Telecommunications, Inc. Optical fiber retention mechanism for securing optical fiber cable
US5261019A (en) * 1992-01-02 1993-11-09 Adc Telecommunications, Inc. Fiber optic connector
US5285510A (en) * 1992-12-15 1994-02-08 The Whitaker Corporation Fiber optic connector
US6572273B1 (en) 2000-11-07 2003-06-03 Itt Manufacturing Enterprises, Inc. Fiber optic connector with removable alignment sleeve
CA2454438A1 (en) * 2003-02-07 2004-08-07 Hypertronics Corporation Connecting device
US7204644B2 (en) * 2004-03-24 2007-04-17 Corning Cable Systems Llc Field installable optical fiber connector
US7104702B2 (en) * 2004-03-24 2006-09-12 Corning Cable Systems Llc Field installable optical fiber connector
JP5358606B2 (ja) * 2011-03-28 2013-12-04 ヒロセ電機株式会社 ロック機構付きコネクタ
EP3066503A1 (en) * 2013-11-04 2016-09-14 Tyco Electronics Raychem BVBA Fiber optic connector having an optical fiber that is axially moveable within a ferrule
USD787448S1 (en) 2014-08-18 2017-05-23 Interlemo Holding S.A. Electrical connector
JP6605795B2 (ja) * 2014-10-06 2019-11-13 古河電気工業株式会社 インドアケーブル
GB201506132D0 (en) 2015-04-10 2015-05-27 Ge Healthcare Bio Sciences Ab Device for holding a light guide, and method for manufacturing such a device
USD863221S1 (en) 2015-09-04 2019-10-15 Interlemo Holding Sa Illuminable female connector
FR3118498B1 (fr) * 2020-12-24 2023-10-27 Safran Electrical Components Dispositif pour le raccordement de deux fibres optiques et procédé de réparation d’une fibre optique au moyen dudit dispositif

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5474451A (en) * 1977-10-25 1979-06-14 Amp Inc Method of terminating optical fiber and connector used therefor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2291512A1 (fr) * 1974-11-18 1976-06-11 Labo Electronique Physique Connecteur pour fibres optiques
GB1521780A (en) * 1976-07-27 1978-08-16 Standard Telephones Cables Ltd Coupling optical fibres
US4205897A (en) * 1977-04-19 1980-06-03 Harris Corporation Fiber optic connector for single fiber
US4198119A (en) * 1978-09-13 1980-04-15 International Business Machines Corporation Connector for optical cable
US4181402A (en) * 1978-09-22 1980-01-01 International Telephone And Telegraph Corporation Single optical fiber connector
US4268115A (en) * 1979-06-01 1981-05-19 Tetra-Tech, Inc. Quick-release fiber-optic connector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5474451A (en) * 1977-10-25 1979-06-14 Amp Inc Method of terminating optical fiber and connector used therefor

Also Published As

Publication number Publication date
DE3071099D1 (en) 1985-10-24
CA1154285A (en) 1983-09-27
EP0029601A1 (en) 1981-06-03
EP0029601B1 (en) 1985-09-18
JPS5674210A (en) 1981-06-19
US4422716A (en) 1983-12-27

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